Patents by Inventor Koshi Murata

Koshi Murata has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Gas bearings
    Patent number: 4366993
    Abstract: In a gas bearing, a plurality of axially spaced circumferential annular grooves are provided for a bearing or a rotary shaft supported thereby. The annular grooves are located near opposite ends of the bearing and connected to a source of pressurized gas through a plurality of angularly spaced gas supply ports.
    Type: Grant
    Filed: January 7, 1980
    Date of Patent: January 4, 1983
    Assignee: Nippon Telegraph & Telephone Corp.
    Inventors: Kyosuke Ono, Koshi Murata